factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009018581183 785 digits created 2026-07-29

Value

28669542268495672179576824582566776151846420756923425456475096509164610243542591010751027136034357905969732976704784777131590968121067697248458411142942602216562707349737753375260935489912940804191301429001116773599344041503797781570789561140696401654173743930595721627328124272570982724595535346468509593220320333417498568516194588321849455591790113482787480258116926790824860040719686661857882177207396514436079658785166873097296194781047918023628925684944222681869866142062528627995176487252441050340935788208044330594140037638051269141702951872995432379441554077460670298570534518855102485803787239930925715714655498194209082673851508431598256962886713438622872737372124680537510760475704912440081304836842151967090621548630928689361671115848602490944223565897127619620039108822023
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,067-digit prime (68 intermediate primes).

Certified number1,067-digit prime
Certificatedownload
Certificate chainshow step 20 of 68

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018581183 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009018581183},"decimal":true,"detail":2}}'